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Title:
METHOD OF PRODUCING BRANCHED ISOPRENE POLYMER
Document Type and Number:
Japanese Patent JP2016003271
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a synthetic rubber whose durability bears comparison with that of natural rubber.SOLUTION: A method of producing branched isoprene polymer according to the present invention comprises a polymerization step of polymerizing an isoprene homopolymer with isoprene used as a monomer, and a coupling step of making at least some polymer chains of the isoprene homopolymer obtained in the polymerization step coupled to each other.

Inventors:
HORIKAWA YASUO
Application Number:
JP2014123767A
Publication Date:
January 12, 2016
Filing Date:
June 16, 2014
Export Citation:
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Assignee:
BRIDGESTONE CORP
International Classes:
C08C19/25; B60C1/00; C08F4/54; C08F4/606; C08F36/08; C08L9/00
Domestic Patent References:
JP2009120758A2009-06-04
JP2005008870A2005-01-13
JP2013185059A2013-09-19
JPH0559103A1993-03-09
JPH0551406A1993-03-02
JP2013185058A2013-09-19
JP2013185057A2013-09-19
Attorney, Agent or Firm:
Tamotsu Otani
Kenichi Hirasawa
Yoshio Takizawa



 
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